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hub / github.com/Edzelf/ESP32-Radio / PolyphaseStereo

Function PolyphaseStereo

lib/codecs/src/mp3_decoder.cpp:3809–3869  ·  view source on GitHub ↗

* Function: PolyphaseStereo * * Description: filter one subband and produce 32 output PCM samples for each channel * * Inputs: pointer to PCM output buffer * number of "extra shifts" (vbuf format = Q(DQ_FRACBITS_OUT-2)) * pointer to start of vbuf (preserved from last call) * start of filter coefficient table (in proper, shuffled order)

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Callers 1

SubbandFunction · 0.85

Calls 3

ClipToShortFunction · 0.85
SAR64Function · 0.85
MADD64Function · 0.70

Tested by

no test coverage detected